Answer Posted / amruta

1) Small amount of sample is used.
2) KBr pellets produces excellent spectra.
3) It transmits most of the IR region

What is third generation HPLC Columns?

1981

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how to selecet an exact coloumn for an new molecule development by hplc how to select exact salt as buffer for new molecule development by hplc what is the the process to select the mode of saparation of compoundes by hplc what is the use of ph of buffer what is use of buffer,ph,organic phase,ans methods how the molecules get saparated in coloumn,

2598

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What if impurity area in control sample coming more as compared to LOQ level of impurity ?

1599

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As per ICH related substances stability trend limit from initial to shelf life

3247

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Why irmoisture balance is used for corrugated box moisture testing

2402

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In HPLC calibration, caffeine is used as primary standard for wave length calibration due to caffeine is having dual maxima at 273 & 205 nm and one minima at 245 nm. Any body can give reference of these details from any pharmacopeia (with chapter no.) or any other authentic guideline?

1971

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How to start the dissolution development for unknown tab?

1679

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In rs method development when we are going area normalization method to dilute standard method?

1520

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before starting analytical method valodation what you checking? and how giving preference to start validation?

803

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what is turbidimetric titration?Give 2 examples.

2665

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which are the diffrent batches in the pharmaceuticals?

816

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what is difference in ods I ods II is this is realy from sorbent / packing characteristics or from other means

1972

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Qc interview questions

1740

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what parameters we will consider while developing a HPLC method and how we confirm our HPLC method is valid?

3688

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why we are using hexane in calibration of number of drop per mL

1736

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